High-quality, compact DC pump suitable for salt and freshwater aquariums Low voltage (12–24v)Incorporates the latest electronic pump technology for high power and flow rates combined with efficient energy consumption — an ideal energy-efficient aquarium circulation solution for reef and freshwater systemsSuper quiet running for minimal noise in display and sump setupsVariable speed compact control with up to 10 different speed settings, offering precise adjustment of water flow for optimum performance and custom circulation patternsIntegrated feed timer shuts off the pump for 10 minutes to allow easy feeding“Soft Start” feature to increase impeller life and reduce stress on electronics and plumbing at power-upWide performance range with flow rates from around 1,000 up to 12,000 litres per hour and energy use starting from low single-digit watts up to higher output depending on model — delivers powerful flow when required while remaining efficient at lower speedsSupplied with multi-size outlet nozzles to suit common plumbing configurations and adapt to different return or circulation needsCompact, reliable and feature-rich — engineered for long-lasting aquarium performance, whether used as a return pump, circulation pump, or general-purpose DC pump for reef and marine setups 1000 Maximum flow rate: 1000 litres per hourOutlet - 15/20mm Measurements - L112mm x W62mm x H115mm 2000 Maximum flow rate: 2000 litres per hourSupplied with multi-size outlet nozzles. Outlet - 15/20mm 4000 Maximum flow rate: 4000 litres per hourSupplied with multi-size outlet nozzles.Outlet - 20/25mm 8000 Maximum flow rate: 8000 litres per hourOutlet - 25/32mm